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3 Hours Ago

brokenball replied to a thread First video to promote our club (cupmatch) in General Discussion On Table Tennis

Ditto, USDC's remarks about the viewing angle. Something was obstructing the view. Is there a public access channel in your area. Sometimes they...

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12 replies | 327 view(s)
22 Hours Ago

brokenball replied to a thread Besides table tennis, what hobbies/sports do you do in your free time? in General Off Topic Discussion

Making money. I own an industrial controls company. We help automate things. However, I semi retired on 1 Jan 2021. You guys wouldn't believe...

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46 replies | 1264 view(s)
3 Days Ago

brokenball replied to a thread Besides table tennis, what hobbies/sports do you do in your free time? in General Off Topic Discussion

Killing zergs, programming, camping. About camping. I would have survived the Texas freeze no problem I often go camping in the winter time and...

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46 replies | 1264 view(s)
3 Days Ago

brokenball replied to a thread How to deal with backspin with long pips? in General Discussion On Table Tennis

It is hard to reverse the spin with LPs because they don't have much friction. With LP 0X is it almost impossible. With chopping LPs with sponge it...

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21 replies | 595 view(s)
4 Days Ago

brokenball replied to a thread How to deal with backspin with long pips? in General Discussion On Table Tennis

I agree with Merlin to a point. Not all LPs are equal. What Merlin suggests is what Greg Letts called a roll. It works but it takes practice. I...

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21 replies | 595 view(s)
5 Days Ago

brokenball replied to a thread OpenAI and table tennis in General Discussion On Table Tennis

@Palguay, I have been thinking about it. I saw a webpage with python code that shows how to get the gpt-3 source code from git hub. Is that what...

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14 replies | 904 view(s)
6 Days Ago

brokenball replied to a thread Opinion: Butterfly Pros using Tenergy were playing better than using Dignics in General Discussion On Table Tennis

Long ago I programmed a two dimensional simulation using 5 differential equations all solved simultaneously. The simulation was for a 40mm ball but...

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19 replies | 785 view(s)
1 Week Ago

brokenball replied to a thread Why are rubbers so expensive? in Table Tennis Equipment (Everything)

T05 was relatively expensive when it first came out. T05 has had a long run. The R&D costs have not be amortized over 11 years or so. The...

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146 replies | 3290 view(s)
1 Week Ago

brokenball replied to a thread Opinion: Butterfly Pros using Tenergy were playing better than using Dignics in General Discussion On Table Tennis

Just a little. The new balls have little more inertia and the radius has increased by a small fraction. While that is different it isn't that...

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19 replies | 785 view(s)
1 Week Ago

brokenball replied to a thread Why are rubbers so expensive? in Table Tennis Equipment (Everything)

Rubbers are expensive because people are willing to pay the price. It is that simple. The raw material that goes into a rubber is nothing compared...

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146 replies | 3290 view(s)
1 Week Ago

brokenball replied to a thread Advantages tacky hybird rubbers in Equipment Reviews

Tacky rubbers are good for brushing because the coefficient of friction is higher. The ball doesn't need to penetrate the sponge for the tacky top...

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32 replies | 801 view(s)
1 Week Ago

brokenball replied to a thread AI Technology use in Table Tennis in General Discussion On Table Tennis

This is good. However, it isn't an AI yet. It is a data acquisition system now. It needs to feed data into a database for the different pros. ...

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13 replies | 462 view(s)
1 Week Ago

brokenball replied to a thread Forehand transition analysis in Forehand Topspin

Give him a break. He just trying to keep the ball on the table and not going for kill shots. How fast do you want him to hit the ball? If the OP...

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21 replies | 808 view(s)
1 Week Ago

brokenball replied to a thread How to measure blade speed? in Blades

I didn't insult anybody. I just pointed out how to measure the speed of a blade and rubbed people's noses in it. No one has yet showed how they can...

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68 replies | 3034 view(s)
2 Weeks Ago

brokenball replied to a thread Forehand transition analysis in Forehand Topspin

This is good for starters. I agree with the comments above. You are trying to look good for the camera. I think it is better to watch actual...

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21 replies | 808 view(s)
2 Weeks Ago

brokenball replied to a thread Best and easiest way to glue ox pips ??? in Pimple Rubbers

I have used two ways. I think both are shown on Youtube. However, the easiest way is to use a glue sheet but some people don't like glue sheets. The...

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7 replies | 249 view(s)
2 Weeks Ago

brokenball replied to a thread Welcome to TableTennisDaily 2.0 - Bug Report in General Discussion On Table Tennis

I like the lighter-brighter look. I don't like the quoting system. I prefer to use the quote and /quote in brackets Adding videos is easier but...

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140 replies | 4226 view(s)
3 Weeks Ago

brokenball replied to a thread How to measure blade speed? in Blades

I didn't ignore the frequency stuff. I simply pointed out that it can't be used for measuring speed. This thread is about measuring blade speed not...

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68 replies | 3034 view(s)
3 Weeks Ago

brokenball replied to a thread How to measure blade speed? in Blades

You guys are changing the topic because you know you have embarrassed yourselves by clinging to using frequencies. Now it is not good energy to...

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68 replies | 3034 view(s)
3 Weeks Ago

brokenball replied to a thread How to measure blade speed? in Blades

Good, at least one person has read the Tiefenbach pdf. Yes, but that means the amplitude of oscillations is small doesn't it? No one mentioned...

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68 replies | 3034 view(s)
3 Weeks Ago

brokenball replied to a thread How to measure blade speed? in Blades

Yes, because stiffer blades with vibrate with lower amplitudes and therefore absorb less energy. See the formula for energy above. I posted a link...

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68 replies | 3034 view(s)
3 Weeks Ago

brokenball replied to a thread How to measure blade speed? in Blades

Ugh, the very moment hard-headed engineer posted "Why aren't there any 5000 Hz blades?", those who have studied/done modal analysis died inside....

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68 replies | 3034 view(s)
3 Weeks Ago

brokenball replied to a thread How to measure blade speed? in Blades

Did you pay to download those articles? If not, how do you know if they are any good?

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68 replies | 3034 view(s)
3 Weeks Ago

brokenball replied to a thread How to measure blade speed? in Blades

This is what I am trying to get at with my spring board examples. The ball, rubber and blade all compress or bend. If they don't expand or restore...

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68 replies | 3034 view(s)
3 Weeks Ago

brokenball replied to a thread How to measure blade speed? in Blades

The energy in the blade is Energy = mass*(amplitude*2*PI*Hz)^2/2 Any energy in the blade after contact in not in the ball. At first glance the...

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68 replies | 3034 view(s)
3 Weeks Ago

brokenball replied to a thread How to measure blade speed? in Blades

Sometimes I wonder why I bother. Sometimes you guys make me want to scream something not nice. I have seen this frequency BS go on long enough. ...

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68 replies | 3034 view(s)
3 Weeks Ago

brokenball replied to a thread How to measure blade speed? in Blades

Yes! It isn't perfect but think of archery bows and other ancient weapons of war. It depends on the wood. You mean absorbing less energy. ...

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68 replies | 3034 view(s)
3 Weeks Ago

brokenball replied to a thread How to measure blade speed? in Blades

If you want to measure the speed of the paddle then measure the speed of the paddle. It would be better if the dropped a ball on the blade and...

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68 replies | 3034 view(s)
3 Weeks Ago

brokenball replied to a thread Spinlord Waran II in Equipment Reviews

I agree that they aren't as good as long pips. Greg Letts basically said you roll or match the speed of the spin with LPs. You can do the same...

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33 replies | 967 view(s)
3 Weeks Ago

brokenball replied to a thread How to measure blade speed? in Blades

That is the problem. It is just one indicator. What about damping and amplitude? No one mentions that. Where is the distinction of low or...

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68 replies | 3034 view(s)

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brokenball
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brokenball Senior TTD Member

Status

Mini Statistics

Recent Visitors

Basic Information

About brokenball

Statistics

Total Posts

Total Likes

General Information

Product Reviews & Ratings

Click here to browse all media uploaded by brokenball

brokenball
Senior TTD Member